CN110043901B - Upper air inlet burner - Google Patents
Upper air inlet burner Download PDFInfo
- Publication number
- CN110043901B CN110043901B CN201810039155.4A CN201810039155A CN110043901B CN 110043901 B CN110043901 B CN 110043901B CN 201810039155 A CN201810039155 A CN 201810039155A CN 110043901 B CN110043901 B CN 110043901B
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- Prior art keywords
- groove
- fire
- air
- ring
- gas
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- 238000002347 injection Methods 0.000 claims abstract description 74
- 239000007924 injection Substances 0.000 claims abstract description 74
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 230000000903 blocking effect Effects 0.000 claims abstract description 18
- 235000014347 soups Nutrition 0.000 claims description 19
- 230000008602 contraction Effects 0.000 claims description 6
- 238000009792 diffusion process Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 4
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The utility model provides an upper air inlet combustor, includes flourishing liquid dish (1), mixes gas stand (2), first fire lid (3) and second fire lid (4), should mix gas stand (2) up end and have annular interior gas mixing groove (22) and be located outer gas mixing groove (21) in the gas mixing groove (22) outside, its characterized in that be equipped with an annular gas blocking ring (7) in outer gas mixing groove (21). The gas blocking ring can block the mixed gas entering the outer gas mixing groove from the outer injection pipe, is favorable for premixing the mixed gas in the outer gas mixing groove, enhances the uniformity of a concentration field and a speed field of the mixed gas, and effectively solves the problems of short injection pipe and insufficient premixing of the upper air inlet combustor.
Description
Technical Field
The utility model relates to a stove burner, and belongs to the technical field of combustion equipment of fuel gas.
Background
The existing upper air inlet burner can be divided into an upper air inlet burner and a lower air inlet burner according to the injection mode of primary air, wherein primary air required by the lower air inlet burner enters an injection pipe from the lower part of a kitchen range, primary air of the lower air inlet burner is high in injection efficiency and full in premixing, but small fire is easy to extinguish when a cabinet door is opened and closed, and if the cabinet is not provided with an air inlet, the hidden danger of primary air shortage exists.
Primary air required by the upper air inlet burner enters the injection pipe from the upper part of the stove surface, the limitation of the primary air induction structure of the burner requires that the whole structure is compact, the injection pipe and the mixing cavity are simplified in structure, primary air and premixing are still insufficient, so that flame is weak and soft, the heat efficiency is low, the power of the burner is limited, and the cooking requirement of large fire cannot be met. The upper air inlet burner in the existing market is limited in structure, can not have a long injection pipe like the lower air inlet burner, has the problems of insufficient primary air injection, insufficient premixing space, incapability of realizing full sealing of a panel and the like, and therefore, the energy efficiency and the working condition of the upper air inlet burner are limited.
In the prior art, a plurality of designs are made on the upper air inlet burner, the number of injection pipes and the number of nozzles are increased to improve the combustion load, for example, chinese patent application publication No. 201010137880.9 discloses an upper air inlet high-power burner (application publication No. CN 101799159A), the injection structure of the burner is simplified by adopting a plurality of nozzles, and the problem of lower power of the upper air inlet burner is solved. Similarly, reference may also be made to chinese patent No. ZL201110007992.2, "upper inlet double burner with multiple injection systems" (issued to CN 201925928U).
For example, the Chinese patent application with application number 201510894006.2 discloses an upper air inlet combustor (application publication number CN 105351929A), which adopts a spiral injection pipe to improve injection effect, has a compact structure and can reasonably arrange an inner space.
In addition, the existing upper air inlet burner has the problem that the mixed gas is insufficiently premixed in the mixing cavity, and the upper air inlet burner has the problems that the upper air inlet burner injection pipe, the nozzle, the burner fire cover and the like are all positioned above the panel, so that a great number of parts are piled above the panel to clean the panel, and the nozzle is blocked sometimes; therefore, it is necessary to design an upper air inlet burner, which is easy to clean on the basis of compact structure and improved injection capacity, and can effectively prevent the problems of fire cover blockage and nozzle blockage.
Disclosure of Invention
Another technical problem to be solved by the present utility model is to provide an upper intake burner with sufficient air-fuel mixture premixing for the above state of the art.
Yet another technical problem to be solved by the present utility model is to provide an upper air intake burner which is convenient to clean.
Yet another technical problem to be solved by the present utility model is to provide an upper air intake burner with nozzles which are not easy to be blocked.
The technical scheme adopted for solving the technical problems is as follows: the upper air inlet burner comprises a liquid containing disc, an air mixing seat, a first fire cover and a second fire cover, wherein the air mixing seat is arranged on the liquid containing disc, the upper end surface of the air mixing seat is provided with an annular inner air mixing groove and an outer air mixing groove positioned at the outer side of the inner air mixing groove, an inner fire outlet groove is formed in the inner air mixing groove along the top end, and the first fire cover is arranged on the outer edge of the outer air mixing groove and an outer fire groove is formed in the top end of the first fire cover; the inner ring of the second fire cover is arranged at the top end of the inner edge of the inner gas mixing groove and forms an inner fire outlet hole with the inner fire outlet groove, and the outer ring is arranged at the top end of the outer edge of the outer gas mixing groove and forms an outer fire outlet hole with the outer fire outlet groove; the outer fire hole is communicated with the outer gas mixing groove, and the inner fire hole is communicated with the inner gas mixing groove, and is characterized in that an annular gas blocking ring is arranged in the outer gas mixing groove.
The liquid containing disc is provided with at least two nozzle seats which are arranged separately, and each nozzle seat is provided with at least a first nozzle and a second nozzle; the inner air mixing tank is provided with at least two inner air inlets, the outer air mixing tank is provided with at least two outer air inlets, the lower end face of the air mixing seat is provided with at least two inner injection pipes which are transversely arranged and two outer injection pipes which are transversely arranged, the air outlet end of the inner injection pipe is communicated with the inner air inlets, the air inlet end of the inner injection pipe is correspondingly arranged with the first nozzle, the air outlet end of the outer injection pipe is communicated with the outer air inlets, and the air inlet end of the outer injection pipe is correspondingly arranged with the second nozzle. A nozzle seat sets up two nozzles, corresponds respectively and draws with outer injection pipe in two sets of respectively, and the space setting is compact reasonable, is favorable to drawing the extension arrangement of pipe, draws simultaneously that the pipe quantity increases, further provides the effect of drawing to improve burning load, when clean, only take off gas mixing seat and fire lid, only remain flourishing liquid dish, can easily accomplish the cleanness, simplified the structure on the flourishing liquid dish behind the nozzle seat, effectively promoted cleaning performance.
Further, a diversion skirt edge is formed on the outer ring of the first fire cover radially outwards, and the diversion skirt edge is obliquely arranged from inside to outside and downwards.
The inner injection pipe and the outer injection pipe are bent in injection axial direction and respectively incline into the inner gas mixing groove and the outer gas mixing groove, and the inner injection pipe is arranged at the inner side of the outer inner injection pipe and has opposite injection directions. Compact structure is rationally distributed, does benefit to extension and draws ejector tube length, improves and draws ejection efficiency.
Further, the inner injection pipe comprises a first connecting part integrally formed with the gas mixing seat and a first injection joint connected with the first connecting part, and the first injection joint is provided with a contraction section and a diffusion section.
Further, the outer injection pipe comprises a second connecting part integrally formed with the gas mixing seat and a second injection joint connected with the second connecting part, and the second injection joint is provided with a contraction section and a diffusion section.
The outer ring of the first fire cover is radially outwards provided with a diversion skirt edge, the diversion skirt edge is obliquely arranged from inside to outside, two sides of the first injection joint or the second injection joint are extended with a first connecting lug and a second connecting lug, the first connecting lug is connected with the lower end face of the gas mixing seat through a first connecting component, and the second connecting lug is connected with the lower end face of the diversion skirt edge through a second connecting component. The first connecting lug and the second connecting lug are connected and fixed, so that the injection pipe, the gas mixing seat and the outer ring fire cover are integrated into a whole, a fire cover integrated assembly is formed, and the integrated assembly is movable and convenient to clean.
The liquid containing disc is gradually sunken from the middle part in the peripheral direction, at least three support columns are arranged between the upper end face of the liquid containing disc and the lower end face of the gas mixing seat so that gaps are formed between the upper end face of the liquid containing disc and the lower end face of the gas mixing seat. The gap is convenient for the soup on the periphery of the liquid containing disc to flow to the center position, and is convenient for centralized treatment.
The second fire cover is provided with an axial center hole and is annular, the inner ring and the outer ring are both bent upwards to enable the upper end face of the second fire cover to form a liquid containing groove, and the inner ring of the second fire cover is provided with a drainage notch for introducing soup in the liquid containing groove into the axial center hole. The bending structure is beneficial to enhancing the mechanical strength of the second fire cover, preventing the cover plate from deforming under long-time high-temperature combustion, and the formation of the liquid containing groove is convenient for the deposition of the soup flowing down from the bottom of the pot; the purpose of drainage opening is so that the soup in the liquid holding tank flows out from the liquid holding tank, and finally the soup flows onto the liquid holding tray in cooperation with the hollow structural characteristics, so that the phenomenon that the burner is blocked by the soup is avoided.
The second fire cover inner ring is provided with a cap peak positioned above the ignition needle, and the drainage notch is formed in the root of the cap peak. The soup can come out from the drainage notch above the cap peak, thereby avoiding the ignition needle.
The gas blocking ring can adopt the following two modes:
first kind: the gas blocking ring is an independent component and comprises a central ring part and a gas blocking part which extends downwards from the top end of the central ring part in a radial direction.
Second, the gas blocking ring is integrally formed on the inner side of the outer gas mixing groove. Further, the tail end of the gas blocking ring is bent upwards to form a liquid containing ring groove.
Compared with the prior art, the utility model has the advantages that: the gas blocking ring can block the mixed gas entering the outer gas mixing groove from the outer injection pipe, so that the premixing of the mixed gas in the outer gas mixing groove is facilitated, the uniformity of a concentration field and a speed field of the mixed gas is enhanced, and the problems that the injection pipe of the upper air inlet combustor is short and the premixing is insufficient are effectively solved.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
Fig. 2 is an exploded view of example 1.
Fig. 3 is a schematic view of another view angle structure of the air mixing seat in fig. 2.
Fig. 4 is an enlarged view of the second fire cover of fig. 2.
Fig. 5 is an enlarged perspective cross-sectional view of a portion of example 1.
Fig. 6 is a partial perspective sectional view of example 2.
Fig. 7 is a partially exploded view of example 2.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
Embodiment 1 as shown in fig. 1 and 2, the burner in this embodiment comprises a liquid containing disc 1, a gas mixing seat 2 and a fire cover, wherein the liquid containing disc 1 is provided with two nozzle seats 6 which are arranged separately, and each nozzle seat 6 is provided with a first nozzle 61 and a second nozzle 62; the liquid tray 1 is provided with a thermocouple 1a and an ignition needle 1b.
The air mixing seat 2 is arranged on the upper end face of the liquid containing disc 1, the upper end face of the air mixing seat 2 is provided with an annular inner air mixing groove 22 and an outer air mixing groove 21 positioned outside the inner air mixing groove 22, at least two inner air inlet holes 221 are formed in the inner air mixing groove 22, two outer air inlet holes 211 are formed in the outer air mixing groove 21, two transversely arranged inner injection pipes and two transversely arranged outer injection pipes are arranged on the lower end face of the air mixing seat 2, the air outlet ends of the inner injection pipes are communicated with the inner air inlet holes 221, the air inlet ends of the inner injection pipes are correspondingly arranged with the first nozzles 61, the air outlet ends of the outer injection pipes are communicated with the outer air inlet holes 211, and the air inlet ends of the outer injection pipes are correspondingly arranged with the second nozzles 62;
the middle part of the air mixing seat 2 is hollow in the axial direction to form a central through hole 23, and an inner fire outlet groove 24 is formed in the inner air mixing groove 22 along the top end.
The fire cover is arranged on the gas mixing seat 2 to form an outgoing fire hole and an inner fire hole, the outgoing fire hole is communicated with the outer gas mixing groove 21, and the inner fire hole is communicated with the inner gas mixing groove 22. The fire cover in this embodiment includes a first fire cover 3 and a second fire cover 4, which are both annular, the first fire cover 3 is disposed on the outer edge of the outer air mixing tank 21, and the top end is formed with an outgoing fire tank 32, the inner ring of the second fire cover 4 is disposed on the inner edge top end of the inner air mixing tank 22 and forms an inner fire hole with the inner fire discharging tank 24, and the outer ring of the second fire cover 4 is disposed on the outer edge top end of the outer air mixing tank 21 and forms an outgoing fire hole with the outgoing fire tank 32.
The outer ring of the first fire cover 3 is radially outwards formed with a diversion skirt 31, and the diversion skirt 31 is obliquely arranged from inside to outside and downwards.
The inner injection pipe and the outer injection pipe in the embodiment are bent in the injection axial direction and respectively incline into the inner gas mixing groove 22 and the outer gas mixing groove 21, and the inner injection pipe is arranged on the inner side of the outer inner injection pipe and has opposite injection directions.
As shown in fig. 2 and 3, the inner injection pipe includes a first connecting portion 2b integrally formed with the gas mixing seat 2 and a first injection joint 5 connected with the first connecting portion 2b, and the first injection joint 5 has a contraction section and a diffusion section. The outer injection pipe comprises a second connecting part 2a integrally formed with the gas mixing seat 2 and a second injection joint 5a connected with the second connecting part 2a, wherein the second injection joint 5a is provided with a contraction section and a diffusion section.
The first injection joint 5 and the second injection joint 5a are provided with a first connecting lug 51 and a second connecting lug 52 in an extending mode, the first connecting lug 51 is connected to the lower end face of the gas mixing seat 2 through a first connecting component, and the second connecting lug 52 is connected to the lower end face of the flow guiding skirt 31 through a second connecting component.
The liquid containing disc 1 is gradually recessed from the middle part in the peripheral direction, three support columns 11 are arranged between the upper end surface of the liquid containing disc 1 and the lower end surface of the gas mixing seat 2 so that gaps are formed between the upper end surface of the liquid containing disc 1 and the lower end surface of the gas mixing seat 2, and soup can flow to the central position of the bottom of the liquid containing disc through the gaps, so that centralized cleaning is facilitated. The support column 11 is matched with the pad 26 of the air mixing seat.
As shown in fig. 2 and 5, an annular gas blocking ring 7 is disposed in the outer gas mixing tank 21 in this embodiment. The gas shielding ring 7 in this embodiment includes a center ring portion 71 and a gas shielding portion 72 extending radially outwardly and downwardly from the top end of the center ring portion 71. The gas blocking ring can block the mixed gas entering the outer gas mixing groove from the outer injection pipe, so that the premixing of the mixed gas in the outer gas mixing groove is facilitated, the uniformity of a concentration field and a speed field of the mixed gas is enhanced, and the problems that the injection pipe of the upper air inlet combustor is short and the premixing is insufficient are effectively solved.
As shown in fig. 4, the second fire cover 4 has an axial center hole and is ring-shaped, and both the inner ring and the outer ring are bent upward so that the upper end surface of the second fire cover 4 forms a liquid containing groove 41. The second fire cover 4 is radially provided with a fire transfer groove 42, and the inner ring of the second fire cover 4 is provided with a drainage notch 44 for introducing soup in the liquid containing groove into the axial center hole. The inner ring of the second fire cover 4 is provided with a cap peak 43 positioned above the ignition needle 1b, and a drainage notch 44 is arranged at the root of the cap peak 43.
Through the connection of first connection ear piece and second connection ear piece, make injection pipe and gas mixing seat and outer loop fire lid three combine as an organic wholely, form the integrative sub-unit of fire lid, the integrative sub-unit is portable, only leaves two nozzle holders, thermocouple and ignition needle on taking off the back liquid containing dish with the integral part, realizes easy cleanness.
The first fire cover and the second fire cover are designed into hollow structures, so that on one hand, the inner ring fire holes can be prevented from being blocked by soup, and on the other hand, the soup can directly flow into the liquid containing tray after flowing down from the bottom of the pot, and the liquid containing tray has a good liquid containing function.
The first fire cover is designed with a diversion skirt edge, so that two functions are realized: the first point water conservancy diversion shirt rim has the drain function, has the guide effect to the hot water juice, and the hot water juice flows to flourishing liquid dish after passing through the water conservancy diversion shirt rim, makes hot water juice deposit on flourishing liquid dish finally, and the second point water conservancy diversion shirt rim can be with penetrating pipe and nozzle holder and hiding in the combustor inside as far as, can prevent that hot water juice from flowing down from water conservancy diversion shirt rim department back and polluting penetrating pipe and nozzle holder, still realizes pleasing to the eye simultaneously.
The bending structure of the second fire cover is beneficial to enhancing the mechanical strength of the second fire cover, preventing the cover plate from deforming under long-time high-temperature combustion, and the formation of the liquid containing groove is convenient for the deposition of soup flowing down from the bottom of the pot; the purpose of drainage opening is so that the soup in the liquid holding tank flows out from the liquid holding tank, and finally the soup flows onto the liquid holding tray in cooperation with the hollow structural characteristics, so that the phenomenon that the burner is blocked by the soup is avoided. Further, the soup can come out from the drainage notch above the cap peak, thereby avoiding the ignition needle.
In embodiment 2, as shown in fig. 6 and 7, the gas blocking ring 7 in this embodiment is integrally formed inside the outer gas mixing groove. The tail end of the gas blocking ring 7 is bent upwards to form a liquid containing ring groove 73, soup is accumulated at the position of the liquid containing ring groove 73 after entering the gas mixing seat 2, the soup is prevented from further entering the outer gas mixing groove and the outer injection pipe, and when the liquid is too much, the first fire cover is only required to be taken down, and the accumulated liquid is cleaned. Other structures refer to embodiment 1.
Claims (12)
1. The utility model provides an upper air intake combustor, includes flourishing liquid dish (1), mixes gas stand (2), first fire lid (3) and second fire lid (4), and aforesaid mixes gas stand (2) and locates flourishing liquid dish (1), and this mixes gas stand (2) up end and has annular interior gas mixing groove (22) and is located outer gas mixing groove (21) in interior gas mixing groove (22) outside, interior gas mixing groove (22) is interior along the top shaping has interior fire groove (24), and aforesaid first fire lid is located on the outer edge of outer gas mixing groove (21) and top shaping has outer fire groove (32); the inner ring of the second fire cover (4) is arranged at the top end of the inner edge of the inner gas mixing groove (22) and forms an inner fire outlet hole with the inner fire outlet groove (24), and the outer ring is arranged at the top end of the outer edge of the outer gas mixing groove (21) and forms an outer fire outlet hole with the outer fire outlet groove (32); the outer fire hole is communicated with the outer gas mixing groove (21), and the inner fire hole is communicated with the inner gas mixing groove (22), and is characterized in that an annular gas blocking ring (7) is arranged in the outer gas mixing groove (21);
the liquid containing disc (1) is provided with at least two nozzle seats (6) which are arranged separately, and each nozzle seat (6) is provided with at least a first nozzle (61) and a second nozzle (62); the inner air mixing tank (22) on set up two internal air inlet hole (221) at least, set up two external air inlet hole (211) at least on the aforesaid outer air mixing tank (21), the lower terminal surface of air mixing seat (2) is equipped with two at least horizontal interior ejector tube and two horizontal outer ejector tube of arranging, the end of giving vent to anger of aforesaid interior ejector tube is put through with aforesaid internal air inlet hole (221), the end of admitting air is arranged with aforesaid first nozzle (61) correspondence, the end of giving vent to anger of aforesaid outer ejector tube is put through with aforesaid external air inlet hole (211), the end of admitting air is arranged with aforesaid second nozzle (62) correspondence.
2. The upper air intake burner according to claim 1, characterized in that the outer ring of the first fire cover (3) is radially outwardly formed with a flow guiding skirt (31), and the flow guiding skirt (31) is inclined from inside to outside and downward.
3. The upper air intake burner of claim 1, wherein the inner injection pipe and the outer injection pipe are bent in the axial direction and are respectively inclined into the inner air mixing groove (22) and the outer air mixing groove (21), and the inner injection pipe is arranged inside the outer inner injection pipe and has opposite injection directions.
4. An upper air intake burner according to claim 3, characterized in that the inner ejector tube comprises a first connecting part (2 b) integrally formed with the air mixing seat (2) and a first ejector joint (5) connected with the first connecting part (2 b), and the first ejector joint (5) is provided with a contraction section and a diffusion section.
5. An upper air intake burner according to claim 3, wherein the outer injection pipe comprises a second connecting part (2 a) integrally formed with the air mixing seat (2) and a second injection joint (5 a) connected with the second connecting part (2 a), and the second injection joint (5 a) is provided with a contraction section and a diffusion section.
6. The upper air intake burner according to claim 1, wherein the outer ring of the first fire cover (3) is radially formed with a guiding skirt (31) outwards, the guiding skirt (31) is obliquely arranged from inside to outside to downwards, two sides of the first injection joint (5) or the second injection joint (5 a) are extended with a first connecting lug (51) and a second connecting lug (52), the first connecting lug (51) is connected to the lower end face of the air mixing seat (2) through a first connecting member, and the second connecting lug (52) is connected to the lower end face of the guiding skirt (31) through a second connecting member.
7. The upper air intake burner of claim 1, wherein the liquid containing disc (1) is gradually recessed from the middle part in the peripheral direction, and at least three support columns (11) are arranged between the upper end surface of the liquid containing disc (1) and the lower end surface of the air mixing seat (2) so that a gap is formed between the upper end surface of the liquid containing disc (1) and the lower end surface of the air mixing seat (2).
8. The upper air intake burner according to claim 1, characterized in that the second fire cover (4) has an axial central hole and is annular, and the inner ring and the outer ring are both bent upwards to form a liquid containing groove (41) on the upper end surface of the second fire cover (4), and the inner ring of the second fire cover (4) has a drainage notch (44) for introducing the soup of the liquid containing groove into the axial central hole.
9. The upper air intake burner of claim 8, wherein the inner ring of the second fire cover (4) has a cap peak (43) above the ignition needle, and the drainage notch (44) is opened at the root of the cap peak (43).
10. The upper air intake burner according to claim 1, characterized in that the air blocking ring (7) comprises a central ring portion (71) and an air blocking portion (72) extending radially outwards and downwards from the top end of the central ring portion (71).
11. The upper air inlet combustor according to claim 1, characterized in that the air blocking ring (7) is integrally formed on the inner side of the outer air mixing groove.
12. The upper air intake burner according to claim 11, characterized in that the end of the air blocking ring (7) is bent upwards to form a liquid containing ring groove (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810039155.4A CN110043901B (en) | 2018-01-16 | 2018-01-16 | Upper air inlet burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810039155.4A CN110043901B (en) | 2018-01-16 | 2018-01-16 | Upper air inlet burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110043901A CN110043901A (en) | 2019-07-23 |
| CN110043901B true CN110043901B (en) | 2024-01-16 |
Family
ID=67273356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810039155.4A Active CN110043901B (en) | 2018-01-16 | 2018-01-16 | Upper air inlet burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110043901B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998416B (en) * | 2020-09-04 | 2021-05-07 | 宁波方太厨具有限公司 | Multilayer energy gathering assembly for stove and gas stove |
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| CN103557525A (en) * | 2013-10-21 | 2014-02-05 | 宁波方太厨具有限公司 | Burner |
| DE102013105875A1 (en) * | 2013-06-06 | 2014-12-24 | Isofrost Gmbh | gas burner |
| CN105351927A (en) * | 2015-11-20 | 2016-02-24 | 中山百得厨卫有限公司 | Upper air feeding burner |
| CN106765083A (en) * | 2016-12-01 | 2017-05-31 | 中山金木楠智能家居有限公司 | A kind of full upward-air-feeding type stove combustor and kitchen range |
| CN207907237U (en) * | 2018-01-16 | 2018-09-25 | 宁波方太厨具有限公司 | Upper inlet wind type burner |
-
2018
- 2018-01-16 CN CN201810039155.4A patent/CN110043901B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008122165A1 (en) * | 2007-04-10 | 2008-10-16 | Ningbo Fotile Kitchen Ware Co., Ltd | Multi-jet gas burner |
| DE102013105875A1 (en) * | 2013-06-06 | 2014-12-24 | Isofrost Gmbh | gas burner |
| CN103557525A (en) * | 2013-10-21 | 2014-02-05 | 宁波方太厨具有限公司 | Burner |
| CN105351927A (en) * | 2015-11-20 | 2016-02-24 | 中山百得厨卫有限公司 | Upper air feeding burner |
| CN106765083A (en) * | 2016-12-01 | 2017-05-31 | 中山金木楠智能家居有限公司 | A kind of full upward-air-feeding type stove combustor and kitchen range |
| CN207907237U (en) * | 2018-01-16 | 2018-09-25 | 宁波方太厨具有限公司 | Upper inlet wind type burner |
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| Publication number | Publication date |
|---|---|
| CN110043901A (en) | 2019-07-23 |
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